Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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Language REACTOR
✓ verifiedFreemium
Browser extension that adds dual subtitles and click-to-lookup to Netflix and YouTube for learning languages.
1.7M visits/mo
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Hallo
✓ verifiedPaid
AI platform that scores speaking, writing, reading and listening in 80+ languages for pre-hire language screening.
178K visits/mo
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InterSub
✓ verifiedFreemium
Browser extension offering interactive dual subtitles and instant word translations for language learning while streaming.
100K visits/mo
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Fluently AI
✓ verifiedFreemium
Mobile AI tutor for English speaking practice with instant pronunciation, fluency, vocabulary and grammar feedback.
534K visits/mo4.4K saves
Pricing
No public pricing
No public pricing
Free: $0/mo
Pay-as-you-go: from $1.50
Premium: from $6/mo
Free trial available
No public pricing
Core features
- ✦Dual subtitles on Netflix and YouTube
- ✦Click-to-lookup word translations
- ✦Saveable vocabulary items
- ✦Playback controls for language study
- ✦Works as a browser extension
- ✦Scenario-based, open-response speaking and writing tests
- ✦CEFR score reports with skill-level feedback
- ✦Pronunciation and accent evaluation
- ✦Coverage of 80+ languages
- ✦Proctoring and cheating-prevention controls
- ✦Admin dashboard with shareable results
- ✦White labeling and multi-factor authentication
- ✦Interactive dual subtitles
- ✦Instant hover word translations
- ✦On-the-fly subtitle translation
- ✦Personal wordbook with Anki sync
- ✦Multi-platform (YouTube, Netflix, Coursera, etc.)
- ✦Phrase/idiom collocation detection
- ✦Conversational AI speaking practice, no button pushing
- ✦Scoring across pronunciation, fluency, vocabulary and grammar
- ✦Games for gamified word practice
- ✦Structured courses by goal and level
- ✦Job/industry interview practice
- ✦Available for individuals and teams on iOS and Android
Use cases
- →Learn a language while watching shows
- →Look up and save new words from video
- →Study with dual subtitles
- →Pre-employment language screening
- →BPO and customer-service hiring
- →HR and placement testing
- →Learning-and-development assessment
- →Enterprise global hiring
- →Learning a language via shows and courses
- →Looking up words while watching
- →Building and reviewing vocabulary
- →Practicing spoken English conversationally
- →Preparing for job interviews in English
- →Improving pronunciation and fluency
- →Building workplace English confidence
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